ChangYuChem.com
Our company's main products include:Resorcin, 1-Naphthylamine, 1-naphthol, m-phenylene diamine, 1-naphthol-4-sulfonic acid(sodium salt), 1-Naphthylamine-4-sodium sulfonate, 6-nitro-1,2-diazoxy-4-naphthalene sulfonic acid, acid mordant black body, etc.
